Both watches descend from aviation-instrument tradition, but resolve that heritage in opposite ways: the Navitimer keeps the circular slide rule on its bezel as an active navigation instrument and adds a chronograph function, while the Big Pilot prioritizes maximum legibility and autonomy — 7 days of power reserve — inside a bezel-less case with internal antimagnetic protection. Neither has verified market price data in Cazador yet.
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| Breitling Navitimer B01 Chronograph 43 | IWC Big Pilot's Watch | |
|---|---|---|
| Case diameter | 43 mm | 46.2 mm |
| Material | Steel | Steel |
| Movement | In-house Calibre B01, automatic, chronograph, COSC-certified | In-house Calibre 52110, automatic, Pellaton winding system |
| Power reserve | 70 hours | 7 days (168 hours) |
| Water resistance | 30 m | 60 m |
| Bezel | Bidirectional rotating, circular slide rule | None — case has no rotating bezel |
| Primary function | Chronograph (3h and 6h counters) + date | Hours, minutes, small seconds, date, power-reserve indicator |
| Crown | Push-pull (not screw-down) | Conical, oversized, designed for use with flight gloves |
| Antimagnetic protection | Not specified in this fiche | Soft-iron inner case |
| Market price in Cazador | Insufficient data | Insufficient data |
Pick the Navitimer B01 Chronograph 43 if you want the chronograph function and the circular slide rule as an active navigation instrument, in a more compact 43mm case.
Breitling Navitimer B01 Chronograph 43 →Pick the Big Pilot's Watch if you prioritize maximum legibility and autonomy — 7 days of power reserve — plus the antimagnetic protection of its soft-iron inner case, without needing a chronograph function.
IWC Big Pilot's Watch →